By Michael Nevradakis, Ph.D., Children's Health Defense - The “One Health” concept has been gaining traction among public health policymakers in recent years — but questions remain about what One Health really means, who’s behind the concept and whether what started out as a sound idea has since been hijacked by individuals or groups that see it as a means to expand their power...The WHO defines One Health as “an integrated, unifying approach that aims to sustainably balance and optimize the health of people, animals and ecosystems,” as they are “closely linked and interdependent.”